Garden Hose Filter for Misting (and other) systems. 150 Nylon Mesh Screen. Overall length is 6". Filter hole size .0041" (No other sizes are available for the Nylon screen filter.) Rated at 7GPM. Great addition go a misting system. This filter will support over 150 red misting nozzles at 200psi even with 1/3 of the filter blocked. At 40psi it'll support 400 nozzles!